|Name|Title|First year in this position|Years at Nebraska|Alma Mater|
|---|---|---|---|---|
|Biff Jones|Head Coach|1937|1937–1941|Army|
|Henry Schulte|Lineman Coach|1931|1919–1924, 1931–1937|Michigan|
|Ed Weir|Freshmen Coach|1929|1926, 1929–1937, 1943|Nebraska|
|W. Harold Browne|Assistant Coach|1930|1930–1940||
|Roy Lyman||1936|1936–1941||
|Adolph J. Lewandowski||1937|1937–1944|Nebraska|
|Jerry Adams|||1937||
|Charles Armstrong||1937|1937–1942, 1944||

Question: how many coaches have nebraska as their alma mater?
Answer: 2